/**
 * ClassName :test
 * Package: PACKAGE_NAME
 * Description:
 *
 * @Author :燕双飞
 * @Create:2023/3/13 -19:11
 * @Version:v1.0
 */
public class test {

        public static void main(String[] args) {
            System.out.println("Hello world!");
        }


}
